def test_latch2init():
circ = aigbv.rebundle_aig(
aiger.delay(['x[0]', 'y[0]'], initials=[False, True]))
assert circ.latch2init == {'x': (False, ), 'y': (True, )}
circ = aigbv.rebundle_aig(
aiger.delay(['x[0]', 'x[1]'], initials=[False, True]))
assert circ.latch2init == {'x': (False, True)}
def sys3():
mdp = sys1()
mdp |= C.circ2mdp(BV.tee(1, {'c': ['c', 'c_next']}))
coin = (~C.coin((1, 2), name='c')).with_output('c')
mdp <<= coin
delay = BV.aig2aigbv(aiger.delay(['c'], [True]))
delay = C.circ2mdp(delay)
return mdp >> delay
def test_rebundle():
circ = aigbv.aig2aigbv(aiger.and_gate(['x', 'y'], output='z'))
circ2 = aigbv.rebundle_aig(circ.aig)
assert circ.imap == circ2.imap
assert circ.omap == circ2.omap
assert circ.lmap == circ2.lmap
assert circ2.aig.inputs == {'x[0]', 'y[0]'}
assert circ2.aig.outputs == {'z[0]'}
circ = aigbv.rebundle_aig(
aiger.delay(['x[0]', 'y[0]'], initials=[False, True]))
assert circ.inputs == circ.latches == circ.outputs == {'x', 'y'}
assert circ.aig.inputs == circ.aig.outputs == circ.aig.latches \
== {'x[0]', 'y[0]'}
def test_AIGBV_smoke():
circ = aigbv.aig2aigbv(aiger.and_gate(['x', 'y'], output='z'))
assert circ.inputs == {'x', 'y'}
assert circ.outputs == {'z'}
assert circ.latches == set()
assert circ.aig.inputs == {'x[0]', 'y[0]'}
assert circ.aig.outputs == {'z[0]'}
assert circ.imap == bdl.BundleMap({'x': 1, 'y': 1})
circ = aigbv.aig2aigbv(aiger.delay(['x', 'y'], initials=[False, True]))
assert circ.aig.inputs == {'x[0]', 'y[0]'}
assert circ.aig.outputs == {'x[0]', 'y[0]'}
assert circ.aig.latches == {'x[0]', 'y[0]'}
def test_relabel():
circ = aigbv.aig2aigbv(aiger.and_gate(['x', 'y'], output='out'))
circ2 = circ['i', {'x': 'z'}]
assert circ2.inputs == {'y', 'z'}
assert circ2.aig.inputs == {'y[0]', 'z[0]'}
circ2 = circ['o', {'out': 'tmp'}]
assert circ2.outputs == {'tmp'}
assert circ2.aig.outputs == {'tmp[0]'}
with pytest.raises(AssertionError):
circ['i', {
'x': 'y',
}]
circ = aigbv.rebundle_aig(
aiger.delay(['x[0]', 'y[0]'], initials=[False, True]))
circ2 = circ['l', {'x': 'z'}]
assert circ2.latches == {'z', 'y'}
assert circ2.aig.latches == {'z[0]', 'y[0]'}
def vyest_monitor(name):
return aiger.delay(inputs=[name],
initials=[True],
latches=[aiger.common._fresh()],
outputs=[aiger.common._fresh()])